fellow traveler

noun

: a person who sympathizes with and often furthers the ideals and program of an organized group (such as the Communist party) without membership in the group or regular participation in its activities

broadly : a sympathetic supporter of another's cause

fellow-traveling

ˈfe-(ˌ)lō-ˈtra-v(ə-)liŋ 

adjective

Synonyms of fellow traveler

• supporter
• ally

Examples of fellow traveler in a Sentence

I struck up a conversation with one of my fellow travelers.

He was not a member of the Communist Party or even a fellow traveler.

Recent Examples on the Web

This is a popular sunset spot, so expect throngs of other tourists (but don't worry, seeing the spectacle with fellow travelers can actually be quite fun). —Stacey Leasca, Travel + Leisure, 15 Apr. 2026

One of my fellow travelers had a shellfish allergy and it was noted without prompting at every meal. —Condé Nast, Condé Nast Traveler, 15 Apr. 2026

Sebbie Hall surprised fellow travelers by handing out scratch cards to everyone on board a Ryanair flight to Mahon, hoping to brighten their journey — and maybe even change someone’s life. —Ashley Vega, PEOPLE, 7 Apr. 2026

People sometimes got a horrifying glimpse of a fellow traveler in pajamas. —Alexandra Petri, The Atlantic, 26 Mar. 2026

Word History

Etymology

translation of Russian popútčik

First Known Use

1925, in the meaning defined above

Rhymes for fellow traveler

• traveller